The story of two young men,16 & 18. Who make a discovery, that indicates a plot to do serious harm, but harm to whom and by who? There is not a lot to go on. Deep into their research & their father discovers what they are up to; he surprisingly volunteers his services to help out, but then he disappears. Can they find him and come to that stop the plot? Suitable for age 9 -> 109.

Space craft disappear, but the authorities can't figure out why, who or what is behind this. As Ed is now an interstellar pilot, it is vital to find a solution quickly. Can Ed & Paul do it? Even more important, can they save the lives of those who disappeared along with their craft? Dare you join Ed and Paul as they face The Invisible Foe? Not suitable for under 12's, as some romantic elements.